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VM crash, partitiontable deleted CPU 1/KVM[2867866]: segfault at 2 ip 0000560cffe03757 sp 00007f0e8babaeb0 error 4 in qemu-system-x86_64



Hi,

Got from a running machine suddenly:


[859069.022739] CPU 1/KVM[2867866]: segfault at 2 ip 0000560cffe03757 sp
00007f0e8babaeb0 error 4 in qemu-system-x86_64[560cffbd4000+45d000]

[859069.022749] Code: 00 00 00 41 57 41 56 41 55 41 54 49 89 cc b9 a2 03
00 00 55 48 89 f5 48 8d 35 1c 35 29 00 53 48 89 fb 48 83 c7 38 48 83 ec
38 <44> 0f b7 52 02 4c 8b 7a 08 4c 89 44 24 08 4c 8d 05 b4 08 29 00 45
[859087.661975] device k1806-YcXLF left promiscuous mode


# qemu-system-x86_64 --version
QEMU emulator version 4.2.0 (qemu-4.2.0-2.fc31)
Copyright (c) 2003-2019 Fabrice Bellard and the QEMU Project developers

# virsh -V
Virsh command line tool of libvirt 6.0.0
See web site at https://libvirt.org/

Compiled with support for:
 Hypervisors: QEMU/KVM LXC LibXL OpenVZ VMware VirtualBox ESX Hyper-V Test
 Networking: Remote Network Bridging Interface netcf Nwfilter VirtualPort
 Storage: Dir Disk Filesystem SCSI Multipath iSCSI LVM RBD Sheepdog
Gluster ZFS
 Miscellaneous: Daemon Nodedev SELinux Secrets Debug DTrace Readline


After that the partition table of the zfs volume was cleared.


I also opened a bug report with all informations i could get so far:

https://bugzilla.redhat.com/show_bug.cgi?id=1795082


I am thankful for any idea / suggestion.

Thank you !


-- 
Mit freundlichen Gruessen / Best regards

Oliver Dzombic
Layer7 Networks

mailto:info layer7 net

Anschrift:

Layer7 Networks GmbH
Zum Sonnenberg 1-3
63571 Gelnhausen

HRB 96293 beim Amtsgericht Hanau
Geschäftsführung: Oliver Dzombic
UST ID: DE259845632



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